Difference between revisions of "Os.execute"
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=== Description === | === Description === | ||
This function is equivalent to the C function system. It passes command to be executed by an operating system shell. It returns a status code which is system-dependent. If command is absent then it returns nonzero if a shell is available and zero otherwise. | This function is equivalent to the C function system. It passes command to be executed by an operating system shell. It returns a status code which is system-dependent. If command is absent then it returns nonzero if a shell is available and zero otherwise. | ||
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(number) = os.execute(command) | (number) = os.execute(command) | ||
</source> | </source> | ||
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=== Examples === | === Examples === | ||
'''Opens a folder (windows 10)''' | '''Opens a folder (windows 10)''' | ||
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if application:getDeviceInfo() == "Windows" then | if application:getDeviceInfo() == "Windows" then | ||
local lfs = require "lfs" | local lfs = require "lfs" | ||
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'''Or if your path contains spaces''' | '''Or if your path contains spaces''' | ||
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local path = "H:\\ShdowPLAY\\TMP\\Mafia Definitive Edition" | local path = "H:\\ShdowPLAY\\TMP\\Mafia Definitive Edition" | ||
--local path = "H:/ShdowPLAY/TMP/Mafia Definitive Edition" -- same | --local path = "H:/ShdowPLAY/TMP/Mafia Definitive Edition" -- same | ||
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'''Copies some files from folder to folder beyond a given date''' | '''Copies some files from folder to folder beyond a given date''' | ||
* see: '''https://learn.microsoft.com/en-gb/windows-server/administration/windows-commands/xcopy''' | * see: '''https://learn.microsoft.com/en-gb/windows-server/administration/windows-commands/xcopy''' | ||
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os.execute("xcopy \rawdata \reports /d:12-29-1993") | os.execute("xcopy \rawdata \reports /d:12-29-1993") | ||
</source> | </source> | ||
{{Os}} | {{Os}} | ||
Revision as of 14:30, 13 July 2023
Available since: Gideros 2011.6
Class: os
Description
This function is equivalent to the C function system. It passes command to be executed by an operating system shell. It returns a status code which is system-dependent. If command is absent then it returns nonzero if a shell is available and zero otherwise. <syntaxhighlight lang="lua"> (number) = os.execute(command) </source>
Parameters
command: (string) command to execute
For Windows you can check:
Return values
Returns (number) status code
Examples
Opens a folder (windows 10) <syntaxhighlight lang="lua"> if application:getDeviceInfo() == "Windows" then local lfs = require "lfs" -- go to user/pictures folder lfs.chdir(application:get("directory", "pictures")) -- check if "my_new_folder" directory exists in user/pictures folder local islfsdir = lfs.chdir(lfs.currentdir().."\\".."my_new_folder") if not islfsdir then -- if doesn't exist then create it and go to it lfs.mkdir(lfs.currentdir().."\\".."my_new_folder") lfs.chdir(lfs.currentdir().."\\".."my_new_folder") end end -- opens a window of the current lfs dir os.execute("start "..lfs.currentdir()) </source>
Or if your path contains spaces <syntaxhighlight lang="lua"> local path = "H:\\ShdowPLAY\\TMP\\Mafia Definitive Edition" --local path = "H:/ShdowPLAY/TMP/Mafia Definitive Edition" -- same os.execute("start \"\" \"" .. path .. "\"") </source>
Copies some files from folder to folder beyond a given date
<syntaxhighlight lang="lua"> os.execute("xcopy \rawdata \reports /d:12-29-1993") </source>
